Power tool and extension coupler



FIG. 1 is a front elevational view of the power tool and extension coupler showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

FIG. 7 is an environmental perspective view with the broken line showing of a plugs and a portion of an extension cord is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a power tool and extension coupler, as shown and described. 